"I travelled around Europe to find key manufactures of CHPs and wood gasifiers, and Volter really stood out with the design and high running hours. If you have any issues with one of ten units, there are still nine units running instead of all factory going down...."

"The investment makes environmental sense, but there is no point of doing things that only makes environmental sense, it makes financial sense as well. The two need to go hand in hand. I love the fact that I can help environment and I love the fact that I have got a massive step over my competitors, because nobody else is doing it in Scotland...."

"The ArborElectroGen45 [Volter 40 CHP] units are a great design because they are compact and slick, so they can easily fit into a building. I would definitely recommend them to anyone considering biogas CHP systems...."

"Alpua was granted the Village of the Year award in 2015 and Volter’s CHP installation was the major factor in achieving it. It has also brought an enormous number of visitors to the village and most of them from foreign countries, which enlivens Alpua and also brings income to the village. The CHP sparks interest especially among the older generation, to whom the wood gasifier is familiar from t..."